15763880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3257}}^1$

素因数の和:3290

約数の個数: 48

約数和(自身を含む): 38998260

約数和(自身を除く): 23234380

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 3257, 4840, 6514, 13028, 16285, 26056, 32570, 35827, 65140, 71654, 130280, 143308, 179135, 286616, 358270, 394097, 716540, 788194, 1433080, 1576388, 1970485, 3152776, 3940970, 7881940, 15763880]

約数ペア:

[(1, 15763880), (2, 7881940), (4, 3940970), (5, 3152776), (8, 1970485), (10, 1576388), (11, 1433080), (20, 788194), (22, 716540), (40, 394097), (44, 358270), (55, 286616), (88, 179135), (110, 143308), (121, 130280), (220, 71654), (242, 65140), (440, 35827), (484, 32570), (605, 26056), (968, 16285), (1210, 13028), (2420, 6514), (3257, 4840)]